measurement by sound
英 [ˈmeʒəmənt baɪ saʊnd]
美 [ˈmeʒərmənt baɪ saʊnd]
网络 探杆测量
双语例句
- The measurement of noise levels of rotating electric machinery in operation by sound intensity method is presented in this paper.
现有标准电机噪声均是在空载状态下测定的。 - The results of measurement are affected apparently by the relative phase shift between the two microphones of the transducer of the sound intensity meter, especially in the lower frequency range. In terms of the method of direction-inverted average, the errors have been reduced.
组成声强计传感器的两个传声器之间的相对相移对测量结果有明显的影响，特别是在频率低端会产生很大的误差，作者通过使用倒向平均法降低了误差。 - The accuracy of measurement is verified by an experiment and a main procedure to identify structure borne sound source is provided.
通过试验验证了测量方法的精度及识别结构噪声的主要过程。 - The sound intensity measurement is carried out for the exterior radiation noise of an automobile and by means of spectrum and correlation analysis of noise signal, an investigation into the application of sound intensity measurement to vehicle noise control is presented.
通过对汽车的车外辐射噪声进行了声强测试并对噪声信号进行频谱分析和相干分析，研究了声强测量系统在汽车噪声控制中的应用问题； - Simple measurement of sound intensity by means of a simple sound intensity meter
用简易声强计测量声强 - With White noise signal source and correlation function analysis, we design the acoustic temperature measurement system controlled by sing chip computer and implement the measurement of the travel-time of sound wave.
本文设计了以白噪声为声源，单片机控制的声学温度场检测系统下位机，实现了声波飞渡时间的互相关测量。 - Measurement of Gases Released by Type G-39 Sound Isolating and Sealing Material Used aboard Submarines and Its Medical Evaluation
核潜艇用G-39型隔声密封材料释放气体测定及卫生学评价 - Data processing affects directly the precision in the measurement of slurry concentration by the sound attenuation and velocity.
在通过声衰减和声速等介质的声学参数反演泥浆浓度的过程中，数据拟合的好坏直接影响到反演的精确程度。 - The article mainly introduced the deep detect accuracy, measurement method and test result after corrected SDH-13D deep detecter sound velocity combine with the test of deep detecter sound velocity correction by sound velocity meter according to analyse the relative of error.
从分析声速偏差与误差的关系出发，结合使用声速仪对测深仪进行声速改正的试验，重点阐述了用声速仪对SDH-13D测深仪进行声速改正后的测深精度、测试方法和测试结果。 - Research on Some Key Problems of the Measurement of Sound Power by Scanning Sound Intensity
扫描声强法测量声功率的几个关键问题研究 - Measurement and Analysis for Noise Characteristics of the Idle Bandsaw by Sound Intensity
用声强法对木工带锯机空转噪声特性的测量分析 - Percussive frequency measurement by sound wave
冲击器频率的声波测试法 - In the measurement of random-incidence scattering coefficient by synchronized averaging of the impluse responses, the sound energy decay curve obtained by the backward integration of the squared averaged impulse will be influenced by the correlated components among these responses.
用脉冲响应同步平均法测量无规入射散射系数时，叠加后再经反向能量积分得到的声能衰减曲线，会受到不同脉冲响应中散射成分相关的影响。 - Whatever mathematical model it is, the slant range between the target and the hydrophones is obtained by multiplying the time measurement by the acoustic sound velocity. The estimation of the target is obtained by solving a set of nonlinear equations.
无论选用哪种定位数学模型，目标与水听器之间的斜距都是通过传播时间与声速的乘积获得，通过求解非线性方程组进行目标位置估计。